Service difficulty report · Bulkhead · Boeing 737824

Difficulty date
October 30, 2012
Submitted
November 6, 2012
Operation
Air carrier
Aircraft
N11206
Make and model
Boeing 737824
Aircraft serial
30578
Aircraft time
31,075 hours, 10,950 cycles
Part
Bulkhead
Part number
148A22886
Condition
Canning
Location
Fuselage
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AFT PRESSURE BULKHEAD HAS OIL CANNING AT WL 296.23 BETWEEN STR 2 & 3 RT 5.00 X 7.25 AND.200 DEEP REF WC 425, STEP 1 INSTALLED REPAIR IAW ECRA 5311-01468, REINSPECT BEFORE THE CORRECTION, SHOULD READ: INSTALLED REPAIR ACCUMULATION OF 46950 TOTAL FLT CYCLES AND AT INTERVALS NOT TO IAW ECRA 5311-01468, REINSPECT BEFORE THE ACCUMULATION OF EXCEED 24000 FLT CYCLES THEREAFTER IAW PART 2 OF EC 5311-01468 46,950 TOTAL FLT CYCLES AND AT INTERVALS NOT TO EXCEED 24,000 FLT REF DIP 01698 CYCLES THEREAFTER IAW PART 2 OF ECRA 5311-01468. INTERIM REPAIR ACCOMPLISHED IAW ECRA 5311-01468, PART 1. BEFORE THE ACCUMULATION OF 46,950 TOTAL ACFT FLIGHT CYCLES, AND AT INTERVALS NOT TO EXCEED 24,000 FLIGHT CYCLES THEREAFTER, PERFORM AN INSPECTION IAW PART 2 OF ECRA 5311-01468. INIT: W/I 46950 TOTAL ACFT F/C INIT WILL AUTO-ITO TO 2) RIR: EVERY 24000 F/C THEREAFTER.